Know

-There are nine planet in Solar System
-including Mercury, Venus, Earth, Mars, Jupiter, Saturn,Uranus, Neptune, Pluto
-There are ring in Jupitar and Saturn
-Ring is made of rocks flying around the planet.
-Mercury has no atomasphere, so its hot in day, and cool in night.

Want to know

-What are each planet made of ?
-What are there climate, minerals, and geography?

What do I learn